CVE-2026-7792

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This is due to the PayPal Commerce webhook endpoint processing unauthenticated JSON webhook payloads without verifying that the request originated from PayPal using the required HMAC-SHA256 webhook signature, and only checking whether the supplied event_type is whitelisted before dispatching the attacker-controlled resource data to handlers that update payment records. 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This is due to the PayPal Commerce webhook endpoint processing unauthenticated JSON webhook payloads without verifying that the request originated from PayPal using the required HMAC-SHA256 webhook signature, and only checking whether the supplied event_type is whitelisted before dispatching the attacker-controlled resource data to handlers that update payment records. 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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "WPForms \u2013 Easy Form Builder for WordPress \u2013 Contact Forms, Payment Forms, Surveys, & More", "vendor": "smub", "versions": [{"lessThanOrEqual": "1.10.0.4", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The WPForms \u2013 Easy Form Builder for WordPress \u2013 Contact Forms, Payment Forms, Surveys, & More plugin for WordPress is vulnerable to Insufficient Verification of Data Authenticity in versions up to and including 1.10.0.1. This is due to the PayPal Commerce webhook endpoint processing unauthenticated JSON webhook payloads without verifying that the request originated from PayPal using the required HMAC-SHA256 webhook signature, and only checking whether the supplied event_type is whitelisted before dispatching the attacker-controlled resource data to handlers that update payment records. This makes it possible for unauthenticated attackers who know a valid PayPal subscription_id to forge PayPal webhook events and modify subscription payment records, such as reactivating a cancelled or suspended subscription by setting its subscription_status to active."}, {"lang": "es", "value": "El plugin WPForms - Easy Form Builder for WordPress - Contact Forms, Payment Forms, Surveys, & More para WordPress es vulnerable a la Verificaci\u00f3n Insuficiente de la Autenticidad de los Datos en versiones hasta la 1.10.0.1 inclusive. Esto se debe a que el endpoint de webhook de PayPal Commerce procesa cargas \u00fatiles de webhook JSON no autenticadas sin verificar que la solicitud se origin\u00f3 en PayPal utilizando la firma de webhook HMAC-SHA256 requerida, y solo verificando si el event_type proporcionado est\u00e1 en la lista blanca antes de despachar los datos de recursos controlados por el atacante a los manejadores que actualizan los registros de pago. Esto hace posible que atacantes no autenticados que conocen un subscription_id de PayPal v\u00e1lido falsifiquen eventos de webhook de PayPal y modifiquen los registros de pago de suscripciones, como reactivar una suscripci\u00f3n cancelada o suspendida estableciendo su subscription_status en active."}], "id": "CVE-2026-7792", "lastModified": "2026-07-23T07:10:00.113", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "security@wordfence.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-7792", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-06T11:34:51.202546Z", "version": "2.0.3"}}]}, "published": "2026-06-06T04:17:40.683", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.0.1/src/Integrations/PayPalCommerce/Api/WebhookRoute.php#L122"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.0.1/src/Integrations/PayPalCommerce/Api/WebhookRoute.php#L170"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.0.1/src/Integrations/PayPalCommerce/Api/Webhooks/BillingSubscriptionActivated.php#L38"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.0.1/src/Integrations/PayPalCommerce/Api/Webhooks/BillingSubscriptionCancelled.php#L32"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.0.4/src/Integrations/PayPalCommerce/Api/WebhookRoute.php#L122"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.0.4/src/Integrations/PayPalCommerce/Api/WebhookRoute.php#L170"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.0.4/src/Integrations/PayPalCommerce/Api/Webhooks/BillingSubscriptionActivated.php#L38"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.10.0.4/src/Integrations/PayPalCommerce/Api/Webhooks/BillingSubscriptionCancelled.php#L32"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/trunk/src/Integrations/PayPalCommerce/Api/WebhookRoute.php#L122"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/trunk/src/Integrations/PayPalCommerce/Api/WebhookRoute.php#L170"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/trunk/src/Integrations/PayPalCommerce/Api/Webhooks/BillingSubscriptionActivated.php#L38"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpforms-lite/trunk/src/Integrations/PayPalCommerce/Api/Webhooks/BillingSubscriptionCancelled.php#L32"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/changeset/3532389/wpforms-lite/trunk/src/Integrations/PayPalCommerce/Api/WebhookRoute.php?old=3486451&old_path=wpforms-lite%2Ftrunk%2Fsrc%2FIntegrations%2FPayPalCommerce%2FApi%2FWebhookRoute.php"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/d5cf5fd2-58c7-42d0-948f-95764647630b?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-345"}], "source": "security@wordfence.com", "type": "Secondary"}]}

{}

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